Question

UPSC Prelims 2015 Question:

What is Rio+20 Conference, often mentioned in the news?

  1. 1. It is the United Nations Conference on Sustainable Development
  2. 2. It is a Ministerial Meeting of the World Trade Organization
  3. 3. It is a Conference of the Inter-governmental Panel on Climate Change
  4. 4. It is a Conference of the Member Countries of the Convention on Biological Diversity

Answer (Detailed Solution Below)

Option 1: It is the United Nations Conference on Sustainable Development

Detailed Solution

Explanation:

  • Twenty years after the 1992 'Earth Summit' in Rio de Janeiro, the 2012 United Nations Conference on Sustainable Development in Rio (also known as Rio+20) resulted in a document containing clear and practical steps for the implementation of sustainable development.

  • At the Rio+20 Conference, world leaders, along with thousands of participants from governments, the private sector, NGOs and other groups, came together to shape how to reduce poverty, advance social equity and ensure environmental protection on an ever more crowded planet to get to the future we want.

  • The United Nations Conference on Sustainable Development (UNCSD) was organized in pursuance of General Assembly Resolution 64/236, and took place in Brazil on 20-22 June 2012 to mark the 20th anniversary of the 1992 United Nations Conference on Environment and Development (UNCED), in Rio de Janeiro, and the 10th anniversary of the 2002 World Summit on Sustainable Development (WSSD) in Johannesburg.

  • The Rio+20 Conference was envisaged as a Conference at the highest possible level, including Heads of State and Government or other representatives. The Conference resulted in a focused political document.

  • Themes of the Conference: The Conference focused on two themes: a green economy in the context of sustainable development, poverty eradication and the institutional framework for sustainable development.

Therefore, option (1) is the correct answer.  

Subject: Environment | Economic Organisations and Conventions

Latest UPSC Exam 2027 Updates

Last updated on Sep, 2026

→ UPSC 2027 Notification will be released on 13 January 2027 at upsconline.nic.in.

→ Check out the latest UPSC Syllabus here.

→ Download UPSC Model Answers for Mains 2026

→ UPSC Mains Question Paper 2026 is out now for Essay & GS Paper 1, 2, 3 & 4.

→ UPSC Calendar 2027 has been released.

→ Enroll in Vajiram & Ravi’s UPSC Mains Test Series 2027 for structured answer writing practice, expert evaluation, and exam-oriented feedback.

→ Join Vajiram & Ravi’s UPSC Mentorship Program 2027 for personalized guidance, strategy planning, and one-to-one support from experienced mentors.

→ Go through the UPSC Mains Previous Year Papers to enhance your preparation.

→ UPSC has released UPSC Toppers List 2025 with the Civil Services final result on its official website.

→ Also check Best UPSC Coaching in India

Abhishek Singh
Abhishek Singh is an SEO Specialist and content strategist with over 4.5 years of experience in driving organic growth across education and service-based industries. He specializes in on-page SEO, technical SEO, content optimization, and data-driven strategies that improve search visibility and organic traffic. His work focuses on creating accurate, well-researched, and search-optimized content that helps students, professionals, and online audiences find reliable information. By combining SEO expertise with a strong understanding of search intent and evolving search technologies, he works to build content that delivers visibility, engagement, and long-term trust.
UPSC GS Course 2027
UPSC GS Course 2027
₹1,80,000
Enroll Now
GS Foundation Course 2 Yrs
GS Foundation Course 2 Yrs
₹2,45,000
Enroll Now
UPSC Mentorship Program
UPSC Mentorship Program
₹65000
Enroll Now
UPSC Sureshot Mains Test Series
UPSC Sureshot Mains Test Series
₹27000
Enroll Now
Prelims Powerup Test Series
Prelims Powerup Test Series
₹14000
Enroll Now
Enquire Now